2-(3,4-dihydroxyphenyl)-2,3,4-trihydro-3,5,7-trihydroxychromene (CAS 490-46-0) — formula C15H14O6, molecular weight 290.08 g/mol; category fine chemicals.
2-(3,4-dihydroxyphenyl)-2,3,4-trihydro-3,5,7-trihydroxychromene (CAS 490-46-0) is a chemical raw material in the fine chemicals category. Its molecular formula C15H14O6 comprises 15 C, 14 H, 6 O atoms. Its molecular weight is about 290.08 g/mol. Reported physicochemical data: melting point around 240 °C, LogP about 0.4. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 490-46-0 |
|---|---|
| Molecular Formula | C15H14O6 |
| Molecular Weight | 290.08 g/mol |
| Melting Point | 240 °C |
| LogP | 0.4 |
| Packaging | 25/50kg woven bags, 20/25/50kg fibre drums, 200kg plastic drums, 1000kg IBC (subject to order confirmation) |
| Applications | 典型应用领域：精细化工。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥, 密封保存, 开封后尽快使用。样品 10~100g 或 100~500g |
| Category | Fine Chemicals |
Documented applications: 典型应用领域：精细化工。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥, 密封保存, 开封后尽快使用。样品 10~100g 或 100~500g.
2-(3,4-dihydroxyphenyl)-2,3,4-trihydro-3,5,7-trihydroxychromene is a high-value fine compound with CAS registry number 490-46-0 and molecular formula C15H14O6 (molecular weight 290.08 g/mol), belonging to the fine chemicals segment of chemical raw materials.
CAS number: 490-46-0
Its molecular formula C15H14O6 comprises 15 C, 14 H, 6 O atoms.
Also known as: 2-(3,4-dihydroxyphenyl)-2,3,4-trihydro-3,5,7-trihydroxychromene
Category: fine chemicals
The CAS registry number of 2-(3,4-dihydroxyphenyl)-2,3,4-trihydro-3,5,7-trihydroxychromene is 490-46-0.
Molecular formula C15H14O6, molecular weight 290.08 g/mol.
It is also registered under: 2-(3,4-dihydroxyphenyl)-2,3,4-trihydro-3,5,7-trihydroxychromene.
Recorded applications: 典型应用领域：精细化工。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥, 密封保存, 开封后尽快使用。样品 10~100g 或 100~500g.
Category: Fine Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for 2-(3,4-dihydroxyphenyl)-2,3,4-trihydro-3,5,7-trihydroxychromene (CAS 490-46-0), compiled from public chemistry databases.
| CAS Number | 490-46-0 |
|---|---|
| PubChem CID | 72276 |
| Molecular Formula | C15H14O6 |
| Molecular Weight | 290.08 g/mol |
| IUPAC Name | (2R,3R)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-2H-chromene-3,5,7-triol |
| InChIKey | PFTAWBLQPZVEMU-UKRRQHHQSA-N |
| UNII (FDA) | 34PHS7TU43 |
| Molecular Weight | 290.27 |
|---|---|
| XLogP3 | 0.4 |
| Hydrogen Bond Donor Count | 5 |
| Hydrogen Bond Acceptor Count | 6 |
| Rotatable Bond Count | 1 |
| Exact Mass | 290.07903816 |
| Monoisotopic Mass | 290.07903816 |
| Topological Polar Surface Area | 110 |
| Heavy Atom Count | 21 |
| Melting Point | 240 °C |
|---|
(-)-Epicatechin; Epicatechin; 490-46-0; L-Epicatechin; Epicatechol; epi-Catechin; epi-Catechol; l-Acacatechin; (-)-Epicatechol; (2R,3R)-(-)-Epicatechin; (2R,3R)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-2H-chromene-3,5,7-triol; (-)-epi catechin; DTXSID4045133; (2R,3R)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-2H-1-benzopyran-3,5,7-triol; 34PHS7TU43; (-)-(2R:3R)-5,7,3',4'-Tetrahydroxyflavan-3-ol
| Notified hazard statements | H315 (100%), H319 (100%), H335 (98%) |
|---|
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 2-(3,4-dihydroxyphenyl)-2,3,4-trihydro-3,5,7-trihydroxychromene